@ohadlevy, no changes to file content.  I agree it makes things hard to see what changes.  I would think that git / github could isolate white-changes only and not consider it a totally new line.  

I will change the indentions back.  

Here's some discussions of the style:
https://github.com/bbatsov/ruby-style-guide/issues/31
https://gist.github.com/joefiorini/1049083